Rows = month | Columns = wind direction (CCW from N) | Cells = RF flyable days (at alignment 0.9) / total days (wind 4–40 km/h)
| N | NNW | NW | WNW | W | WSW | SW | SSW | S | SSE | SE | ESE | E | ENE | NE | NNE | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan | 1/1 | 3/6 | 8/13 | 4/18 | 7/27 | 14/46 | 13/30 | 13/35 | 19/31 | 3/8 | 3/6 | 2/3 | 4/5 | 3/4 | 4/6 | 1/2 |
| Feb | 1/4 | 3/6 | 1/3 | 4/10 | 8/29 | 12/32 | 5/13 | 9/24 | 27/43 | 8/11 | 7/10 | 2/3 | 2/5 | 5/11 | 8/9 | 7/9 |
| Mar | 6/7 | 8/9 | 9/13 | 14/22 | 15/26 | 12/23 | 10/28 | 8/15 | 17/22 | 12/13 | 7/9 | 7/12 | 6/11 | 9/17 | 4/7 | 6/9 |
| Apr | 8/9 | 12/15 | 10/16 | 13/18 | 10/20 | 9/20 | 4/10 | 6/13 | 12/15 | 6/7 | 9/11 | 14/18 | 8/13 | 11/18 | 18/23 | 10/10 |
| May | 14/15 | 16/19 | 11/21 | 14/19 | 19/35 | 7/14 | 10/14 | 5/9 | 4/7 | 3/6 | 9/10 | 14/17 | 7/8 | 14/17 | 16/19 | 10/14 |
| Jun | 6/6 | 12/14 | 15/16 | 27/36 | 25/33 | 11/24 | 13/16 | 9/14 | 5/6 | 10/10 | 8/9 | 8/8 | 12/13 | 7/7 | 14/16 | 10/11 |
| Jul | 1/1 | 9/14 | 39/46 | 23/29 | 24/46 | 18/27 | 14/23 | 8/10 | 5/7 | 10/10 | 8/9 | 3/3 | 4/5 | 8/9 | - | 2/2 |
| Aug | 8/9 | 13/14 | 18/20 | 13/15 | 24/38 | 29/39 | 9/16 | 16/21 | 14/15 | 10/11 | 7/7 | 8/9 | 4/4 | 7/7 | 7/7 | 8/10 |
| Sep | 4/5 | 5/6 | 8/12 | 7/13 | 26/33 | 13/27 | 15/22 | 22/31 | 16/18 | 9/11 | 10/13 | 6/6 | 6/8 | 9/10 | 8/8 | 5/6 |
| Oct | 3/5 | 1/3 | 1/5 | 16/24 | 10/31 | 8/18 | 18/26 | 16/36 | 27/42 | 18/22 | 8/10 | 6/8 | 5/5 | 1/3 | 0/1 | 7/7 |
| Nov | 1/1 | 2/3 | 3/4 | 2/7 | 14/24 | 14/23 | 13/20 | 12/24 | 35/66 | 10/19 | 7/12 | 7/10 | 2/5 | 1/2 | 6/6 | 2/3 |
| Dec | - | 1/3 | 6/6 | 8/12 | 8/29 | 9/22 | 11/23 | 7/20 | 32/56 | 17/21 | 3/3 | 2/2 | 1/2 | 5/6 | 6/7 | 1/2 |
| Total | 53/63 | 85/112 | 129/175 | 145/223 | 190/371 | 156/315 | 135/241 | 131/252 | 213/328 | 116/149 | 86/109 | 79/99 | 61/84 | 80/111 | 91/109 | 69/85 |